US4770868B1 - - Google Patents

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Publication number
US4770868B1
US4770868B1 US6090387A US4770868B1 US 4770868 B1 US4770868 B1 US 4770868B1 US 6090387 A US6090387 A US 6090387A US 4770868 B1 US4770868 B1 US 4770868B1
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US
United States
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
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English (en)
Inventor
Norell Maria
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nouryon Pulp and Performance Chemicals AB
Original Assignee
Eka Nobel AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Eka Nobel AB filed Critical Eka Nobel AB
Assigned to EKA NOBEL AG reassignment EKA NOBEL AG ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: NORELL, MARIA
Application granted granted Critical
Publication of US4770868A publication Critical patent/US4770868A/en
Publication of US4770868B1 publication Critical patent/US4770868B1/en
Assigned to CIT GROUP/BUSINESS CREDIT, INC., THE, AS ADMINISTRATIVE AGENT reassignment CIT GROUP/BUSINESS CREDIT, INC., THE, AS ADMINISTRATIVE AGENT SECURITY AGREEMENT Assignors: STERLING CANADA, INC., STERLING CHEMICAL INTERNATIONAL, INC., STERLING CHEMICALS ENERGY, INC., STERLING CHEMICALS, INC., STERLING FIBERS, INC., STERLING PULP CHEMICALS, INC., STERLING PULP CHEMICALS, US, INC.
Assigned to CIT GROUP, THE/BUSINESS CREDIT, INC. AS ADMINISTRATIVE AGENT reassignment CIT GROUP, THE/BUSINESS CREDIT, INC. AS ADMINISTRATIVE AGENT SECURITY INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: STERLING CANADA, INC., STERLING CHEMICALS ENERGY, INC., STERLING CHEMICALS INTERNATIONAL, INC., STERLING CHEMICALS, INC., STERLING FIBERS, INC., STERLING PULP CHEMICALS INC., STERLING PULP CHEMICALS US. INC.
Assigned to STERLING CANADA, INC., STERLING CHEMICALS INTERNATIONAL, INC. reassignment STERLING CANADA, INC. RELEASE OF SECURITY INTEREST IN PATENTS Assignors: CIT GROUP/BUSINES CREDIT, INC., THE
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B11/00—Oxides or oxyacids of halogens; Salts thereof
    • C01B11/02—Oxides of chlorine
    • C01B11/022—Chlorine dioxide (ClO2)
    • C01B11/023—Preparation from chlorites or chlorates

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Saccharide Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
US07/060,903 1987-03-27 1987-06-12 Process for production of chlorine dioxide Expired - Lifetime US4770868A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8701291A SE460046B (sv) 1987-03-27 1987-03-27 Foerfarande foer framstaellning av klordioxid
SE8701291 1987-03-27

Publications (2)

Publication Number Publication Date
US4770868A US4770868A (en) 1988-09-13
US4770868B1 true US4770868B1 (cs) 1992-06-02

Family

ID=20368017

Family Applications (1)

Application Number Title Priority Date Filing Date
US07/060,903 Expired - Lifetime US4770868A (en) 1987-03-27 1987-06-12 Process for production of chlorine dioxide

Country Status (14)

Country Link
US (1) US4770868A (cs)
EP (1) EP0284577B1 (cs)
AR (1) AR242541A1 (cs)
AT (1) ATE92436T1 (cs)
AU (1) AU603252B2 (cs)
BR (1) BR8801307A (cs)
CA (1) CA1263516A (cs)
ES (1) ES2041836T3 (cs)
FI (1) FI86538C (cs)
NO (1) NO170071C (cs)
NZ (1) NZ224019A (cs)
PT (1) PT85159B (cs)
RU (1) RU1776251C (cs)
SE (1) SE460046B (cs)

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4961918A (en) * 1988-10-11 1990-10-09 Eka Nobel Ab Process for production of chlorine dioxide
US4978517A (en) * 1988-10-25 1990-12-18 Eka Nobel Ab Process for the production of chlorine dioxide
US4986973A (en) * 1989-04-18 1991-01-22 Eka Nobel Ab Process for the production of chlorine dioxide
US5002746A (en) * 1988-10-20 1991-03-26 Eka Nobel Ab Process for production of chlorine dioxide
US5008096A (en) * 1990-04-03 1991-04-16 Bio-Cide International, Inc. Catalyst enhanced generation of chlorine dioxide
US5093097A (en) * 1990-03-16 1992-03-03 Eka Nobel Ab Process for the production of chlorine dioxide
US5154910A (en) * 1990-06-27 1992-10-13 Eka Nobel Ab Process for the production of chlorine dioxide
JPH06504024A (ja) * 1990-06-20 1994-05-12 テネコ　カナダ　インコーポレイテッド メタノールを用いた二酸化塩素製造工程
US5423959A (en) * 1992-03-16 1995-06-13 Eka Nobel Ab Process and apparatus for the production of sulphuric acid and alkali metal hydroxide
US5435984A (en) * 1992-04-28 1995-07-25 Degussa Corporation Catalyst for the synthesis of chlorine dioxide
US5770171A (en) * 1990-03-05 1998-06-23 Eka Nobel Inc. Process for production of chlorine dioxide
EP0667835B1 (en) * 1992-11-09 1998-09-09 Sterling Canada, Inc. Metathesis of acidic by-product of chlorine dioxide generating process
US5858322A (en) * 1994-08-18 1999-01-12 Eka Nobel Inc. Process of producing chlorine dioxide
US6322768B1 (en) 1998-09-29 2001-11-27 International Paper Company Recovery of chlorine dioxide from gas streams
US6569285B2 (en) 2000-02-09 2003-05-27 Akzo Nobel N.V. Process for gas phase pretreating of lignocellulosic containing material
US20030118503A1 (en) * 2000-03-17 2003-06-26 Chunmin Pu Advanced control strategies for chlorine dioxide generating processes
US20060120946A1 (en) * 2004-12-06 2006-06-08 Akzo Nobel N.V. Chemical process and apparatus
CN100445198C (zh) * 2006-08-25 2008-12-24 南京工业大学 梯级二氧化氯发生器
WO2011045222A1 (en) 2009-10-12 2011-04-21 Akzo Nobel Chemicals International B.V. Process for production of chlorine dioxide
US20110176989A1 (en) * 2008-09-24 2011-07-21 Naceur Jemaa Process for producing chlorine dioxide using waste glycerol from a biodiesel plant
US20140154154A1 (en) * 2009-03-10 2014-06-05 Basic Energy Services, L.P. Apparatus and methods for producing chlorine dioxide
EP1831102B2 (en) † 2004-12-06 2015-09-02 Akzo Nobel N.V. Chemical process and apparatus

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1319004C (en) * 1988-08-10 1993-06-15 Michael S. Zell Production of chlorine dioxide
CA2023452C (en) * 1990-03-05 1994-05-24 Birgitta Sundblad Process for production of chlorine dioxide
US6663902B1 (en) * 2000-09-19 2003-12-16 Ecolab Inc. Method and composition for the generation of chlorine dioxide using Iodo-Compounds, and methods of use

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2736636A (en) * 1951-06-20 1956-02-28 Brown Co Chlorine dioxide production
US2881052A (en) * 1953-06-08 1959-04-07 Allied Chem Production of chlorine dioxide
FR1471370A (fr) * 1965-03-12 1967-03-03 Hooker Chemical Corp Production de bioxyde de chlore
US3933988A (en) * 1966-10-24 1976-01-20 Hooker Chemicals & Plastics Corporation Method of simultaneously producing chlorine dioxide and a sulfate salt
US4156713A (en) * 1974-12-13 1979-05-29 Hooker Chemicals & Plastics Corp. Production of chlorine dioxide
CA1080434A (en) * 1976-03-19 1980-07-01 Richard Swindells High efficiency chlorine dioxide production using hc1 as acid
DE3478104D1 (en) * 1983-06-10 1989-06-15 Tenneco Canada Inc Process for the production of chlorine dioxide
US4465658A (en) * 1983-06-13 1984-08-14 Erco Industries Limited Chlorine dioxide process
US4486399A (en) * 1983-07-01 1984-12-04 Multifibre Process Limited Method to reduce the potential salt cake content of chlorine dioxide generator spent acids
US4578261A (en) * 1983-07-01 1986-03-25 Multifibre Process Limited Method to reduce the potential salt cake content of chlorine dioxide generator spent acids
US4627969A (en) * 1984-09-05 1986-12-09 Tenneco Canada Inc. Production of chlorine dioxide

Cited By (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4961918A (en) * 1988-10-11 1990-10-09 Eka Nobel Ab Process for production of chlorine dioxide
US5002746A (en) * 1988-10-20 1991-03-26 Eka Nobel Ab Process for production of chlorine dioxide
US4978517A (en) * 1988-10-25 1990-12-18 Eka Nobel Ab Process for the production of chlorine dioxide
US4986973A (en) * 1989-04-18 1991-01-22 Eka Nobel Ab Process for the production of chlorine dioxide
US5770171A (en) * 1990-03-05 1998-06-23 Eka Nobel Inc. Process for production of chlorine dioxide
US5093097A (en) * 1990-03-16 1992-03-03 Eka Nobel Ab Process for the production of chlorine dioxide
US5008096A (en) * 1990-04-03 1991-04-16 Bio-Cide International, Inc. Catalyst enhanced generation of chlorine dioxide
JPH06504024A (ja) * 1990-06-20 1994-05-12 テネコ　カナダ　インコーポレイテッド メタノールを用いた二酸化塩素製造工程
US5154910A (en) * 1990-06-27 1992-10-13 Eka Nobel Ab Process for the production of chlorine dioxide
US5423959A (en) * 1992-03-16 1995-06-13 Eka Nobel Ab Process and apparatus for the production of sulphuric acid and alkali metal hydroxide
US5435984A (en) * 1992-04-28 1995-07-25 Degussa Corporation Catalyst for the synthesis of chlorine dioxide
EP0667835B1 (en) * 1992-11-09 1998-09-09 Sterling Canada, Inc. Metathesis of acidic by-product of chlorine dioxide generating process
US5858322A (en) * 1994-08-18 1999-01-12 Eka Nobel Inc. Process of producing chlorine dioxide
US6322768B1 (en) 1998-09-29 2001-11-27 International Paper Company Recovery of chlorine dioxide from gas streams
US6569285B2 (en) 2000-02-09 2003-05-27 Akzo Nobel N.V. Process for gas phase pretreating of lignocellulosic containing material
US6752904B2 (en) 2000-02-09 2004-06-22 Akzo Nobel N.V. Process for removal of lignin from lignocellulosic material
US20030118503A1 (en) * 2000-03-17 2003-06-26 Chunmin Pu Advanced control strategies for chlorine dioxide generating processes
US6972121B2 (en) * 2000-03-17 2005-12-06 Superior Plus Inc. Advanced control strategies for chlorine dioxide generating processes
US20060120946A1 (en) * 2004-12-06 2006-06-08 Akzo Nobel N.V. Chemical process and apparatus
EP1831102B2 (en) † 2004-12-06 2015-09-02 Akzo Nobel N.V. Chemical process and apparatus
CN100445198C (zh) * 2006-08-25 2008-12-24 南京工业大学 梯级二氧化氯发生器
US20110176989A1 (en) * 2008-09-24 2011-07-21 Naceur Jemaa Process for producing chlorine dioxide using waste glycerol from a biodiesel plant
US20140154154A1 (en) * 2009-03-10 2014-06-05 Basic Energy Services, L.P. Apparatus and methods for producing chlorine dioxide
US9504985B2 (en) * 2009-03-10 2016-11-29 Basic Energy Services, L.P. Apparatus and methods for producing chlorine dioxide
WO2011045222A1 (en) 2009-10-12 2011-04-21 Akzo Nobel Chemicals International B.V. Process for production of chlorine dioxide

Also Published As

Publication number Publication date
RU1776251C (ru) 1992-11-15
EP0284577B1 (en) 1993-08-04
FI881440A0 (fi) 1988-03-25
EP0284577A2 (en) 1988-09-28
AU2162788A (en) 1990-04-05
CA1263516A (en) 1989-12-05
PT85159B (pt) 1992-05-29
NO170071C (no) 1992-09-09
AR242541A1 (es) 1993-04-30
SE460046B (sv) 1989-09-04
AU603252B2 (en) 1990-11-08
EP0284577A3 (en) 1989-01-25
NO170071B (no) 1992-06-01
FI86538C (fi) 1994-08-17
FI881440L (fi) 1988-09-28
PT85159A (en) 1987-07-01
BR8801307A (pt) 1988-11-01
SE8701291D0 (sv) 1987-03-27
NO881352D0 (no) 1988-03-25
US4770868A (en) 1988-09-13
SE8701291L (sv) 1988-09-28
ATE92436T1 (de) 1993-08-15
FI86538B (fi) 1992-05-29
ES2041836T3 (es) 1993-12-01
NZ224019A (en) 1990-05-28
NO881352L (no) 1988-09-28

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Legal Events

Date Code Title Description
AS Assignment

Owner name: EKA NOBEL AG, S-445 01, SURTE, SWEDEN A CORP. OF S

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:NORELL, MARIA;REEL/FRAME:004746/0558

Effective date: 19870721

Owner name: EKA NOBEL AG, SWEDEN

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:NORELL, MARIA;REEL/FRAME:004746/0558

Effective date: 19870721

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STCF Information on status: patent grant

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FPAY Fee payment

Year of fee payment: 4

RR Request for reexamination filed

Effective date: 19911125

B1 Reexamination certificate first reexamination
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Year of fee payment: 8

AS Assignment

Owner name: CIT GROUP/BUSINESS CREDIT, INC., THE, AS ADMINISTR

Free format text: SECURITY AGREEMENT;ASSIGNORS:STERLING CHEMICALS, INC.;STERLING CANADA, INC.;STERLING PULP CHEMICALS, US, INC.;AND OTHERS;REEL/FRAME:010351/0370

Effective date: 19990723

Owner name: CIT GROUP, THE/BUSINESS CREDIT, INC. AS ADMINISTRA

Free format text: SECURITY INTEREST;ASSIGNORS:STERLING CHEMICALS, INC.;STERLING CANADA, INC.;STERLING PULP CHEMICALS US. INC.;AND OTHERS;REEL/FRAME:010340/0293

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Year of fee payment: 12

AS Assignment

Owner name: STERLING CANADA, INC., TEXAS

Free format text: RELEASE OF SECURITY INTEREST IN PATENTS;ASSIGNOR:CIT GROUP/BUSINES CREDIT, INC., THE;REEL/FRAME:013599/0271

Effective date: 20021219

Owner name: STERLING CHEMICALS INTERNATIONAL, INC., TEXAS

Free format text: RELEASE OF SECURITY INTEREST IN PATENTS;ASSIGNOR:CIT GROUP/BUSINES CREDIT, INC., THE;REEL/FRAME:013599/0271

Effective date: 20021219

FEPP Fee payment procedure

Free format text: PAYER NUMBER DE-ASSIGNED (ORIGINAL EVENT CODE: RMPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY

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